Science and Technology of Nuclear Installations

Project Report

Natural Circulation Characteristics at Low-Pressure Conditions through PANDA Experiments and ATHLET Simulations

Table 2

Overview of the PANDA tests and analysis results.


Test name	k	P	Power	Level RPV	Level pool				V₁	V₂	V₃	V₁₂₃	Var₁₂₃	¹123	f	T	Ap	DR	Analysis of RPV	Class
Test name	k	(bar)	(kW)	(m)	(m)	(K)	(–)	(–)	(m/ s)	(m/ s)	(m/s)	(m/s)	(m²/s²)	(%)	(Hz)	(sec.)	(deg)	(–)	pressure signal	Class

LOW k SERIES:

L8.3	7	7.96	1313	12.81	4.21	5.8	2.7	0.75	0.54	0.51	0.52	0.52	0.0135	22	0.0160	63	0	0.64	1 major peak, ();	2
L5.3	7	5.04	909	12.82	4.20	7.7	3.2	0.79	0.32	0.31	0.32	0.32	0.0030	17	0.0084	120	0	0.68	1 major peak, ( 20 s);	2
LL5.3	7	5.02	911	11.11	4.20	5.3	2.6	0.43	0.35	0.43	0.37	0.38	0.0037	16	0.0111	90	0	0.74	1 major peak, ();	2
L2.3	7	2.02	247	12.83	4.20	13.8	12.5	1.02	0.16	0.20	0.21	0.19	0.0030	29	?	?	?	?	no major peak	1

BASIC k SERIES:

B8.1	30	8.04	594	12.75	1.73	5.8	3.0	0.82	0.29	0.23	/	0.26	0.0027	20	?	?	?	?	1 major peak, (); ?	1
B8.2	30	8.06	917	12.81	2.17	5.8	2.7	0.77	0.36	0.31	0.41	0.36	0.0052	20	0.0115	87	0	0.6	1 major peak, (); ?	2
B8.3	30	7.98	1306	12.80	4.20	5.8	2.7	0.75	0.52	0.47	0.57	0.52	0.0085	18	0.0158	63	0	0.61	1 major peak, (); ?	2
B5.1	30	5.15	391	12.82	1.73	7.5	4.0	0.86	0.19	0.18	0.18	0.18	0.0015	21	?	?	?	?	no major peak	1
B5.2	30	5.04	637	12.84	2.17	7.6	3.1	0.77	0.22	0.22	0.23	0.22	0.0017	18	?	?	?	?	1 major peak, ();	1
65.3	30	4.85	896	12.77	4.20	7.8	2.8	0.72	0.30	0.27	0.26	0.28	0.0037	22	0.0080	125	0	0.66	1 major peak, ();	2
BL-5.3	30	5.02	896	11.11	4.20	7.0	3.3	0.70	0.37	0.33	0.39	0.36	0.0055	20	?	?	?	?	1 major peak, ();	1
BLL5.3	30	4.95	897	11.39	4.20	7.2	3.2	0.71	0.35	0.32	0.36	0.34	0.0085	27	0.0106	95	0	0.85	1 major peak, ();	2
B3.1	30	3.02	231	12.82	1.73	10.4	8.0	0.96	0.15	0.16	0.14	0.15	0.0026	34	?	?	?	?	no major peak	1
B3.2	30	3.02	361	12.80	2.17	10.5	5.8	0.91	0.18	0.17	0.16	0.17	0.0018	25	?	?	?	?	1 peak, ();	1
63.3	30	2.97	502	12.78	4.21	10.7	4.7	0.87	0.20	0.18	0.19	0.19	0.0016	21	?	?	?	?	1 peak, ();	1
B2.1	30	2.02	111	12.81	1.73	14.0	17.9	1.05	0.10	0.13	0.12	0.12	0.0017	35	?	?	?	?	no major peak	1
B2.2	30	2.02	183	12.80	2.17	13.8	12.5	1.01	0.13	0.15	0.13	0.14	0.0024	35	?	?	?	?	no major peak	1
B2.3	30	2.00	241	12.80	4.20	13.9	10.2	0.99	0.14	0.16	0.16	0.15	0.0029	35	?	?	?	?	no major peak	1

HIGH k SERIES:

H8.1	500	7.9	595	12.81	1.73	5.2	1.4	0.25	/	0.13	0.16	0.14	0.0023	34	?	?	?	?	no major peak	3
H8.3	500	7.83	1309	12.78	4.21	4.6	1.2	0.03	/	0.26	0.31	0.29	?	?	?	?	?	?	no major peak	3
H5.1	500	5.06	419	12.83	1.73	7.1	1.8	0.41	0.08	0.08	0.10	0.09	0.0014	44	?	?	?	?	no major peak	3
H5.3	500	4.97	902	12.81	4.20	6.6	1.3	0.12	0.15	0.12	0.17	0.15	0.0034	40	?	?	?	?	no major peak	3
HL5.3	500	5.00	907	11.10	4.21	6.0	1.5	0.23	0.22	0.16	0.23	0.20	0.0170	64	?	?	?	?	no major peak	3
H2.1	500	2.03	131	12.85	1.73	13.6	7.4	0.95	0.08	0.05	0.05	0.06	0.0006	41	?	?	?	?	no major peak	1
H2.3	500	2.00	246	12.83	4.20	13.6	4.6	0.84	0.08	0.06	0.07	0.07	0.0080	126	?	?	?	?	no major peak	1